From 3d514d357a8c514a46ce08032470742b67047567 Mon Sep 17 00:00:00 2001
From: schroda <50052685+schroda@users.noreply.github.com>
Date: Fri, 8 May 2026 15:19:26 +0200
Subject: [PATCH] Optionally ignore outdated matches during bulk migration

---
 src/features/migration/Migration.constants.ts |  5 ++++
 src/features/migration/Migration.types.ts     |  2 ++
 src/features/migration/MigrationManager.ts    | 14 ++++++++---
 .../MigrationBulkSearchOptionsDialog.tsx      | 25 +++++++++++++++++++
 .../migration/screens/MigrationExecute.tsx    | 13 ++++++++++
 .../migration/screens/MigrationSearch.tsx     | 13 ++++++++++
 src/i18n/locales/en.po                        | 18 +++++++++++++
 7 files changed, 87 insertions(+), 3 deletions(-)

diff --git a/src/features/migration/Migration.constants.ts b/src/features/migration/Migration.constants.ts
index 3a2721fb..83bb28ea 100644
--- a/src/features/migration/Migration.constants.ts
+++ b/src/features/migration/Migration.constants.ts
@@ -52,6 +52,7 @@ export const ENTRY_STATUS_TRANSLATION: Record<MigrationEntryStatus, MessageDescr
     [MigrationEntryStatus.SEARCH_COMPLETE]: msg`Match found`,
     [MigrationEntryStatus.SEARCH_FAILED]: msg`Search failed`,
     [MigrationEntryStatus.NO_MATCH]: msg`No match found`,
+    [MigrationEntryStatus.OUTDATED]: msg`Only outdated matches found`,
     [MigrationEntryStatus.MIGRATING]: msg`Migrating…`,
     [MigrationEntryStatus.MIGRATION_COMPLETE]: msg`Successfully migrated`,
     [MigrationEntryStatus.MIGRATION_FAILED]: msg`Migration failed`,
@@ -62,6 +63,7 @@ export const MIGRATE_SEARCH_ENTRY_GROUPS = [
     MigrationEntryStatus.SEARCHING,
     MigrationEntryStatus.SEARCH_FAILED,
     MigrationEntryStatus.NO_MATCH,
+    MigrationEntryStatus.OUTDATED,
     MigrationEntryStatus.SEARCH_COMPLETE,
 ] as const satisfies readonly MigrationEntryStatus[];
 
@@ -72,6 +74,7 @@ export const MIGRATE_SEARCH_ENTRY_GROUP_EXPAND_DEFAULT_STATE: Record<
     [MigrationEntryStatus.SEARCHING]: true,
     [MigrationEntryStatus.SEARCH_FAILED]: false,
     [MigrationEntryStatus.NO_MATCH]: false,
+    [MigrationEntryStatus.OUTDATED]: false,
     [MigrationEntryStatus.SEARCH_COMPLETE]: false,
 };
 
@@ -79,6 +82,7 @@ export const MIGRATE_EXECUTE_ENTRY_GROUPS = [
     MigrationEntryStatus.MIGRATING,
     MigrationEntryStatus.MIGRATION_FAILED,
     MigrationEntryStatus.NO_MATCH,
+    MigrationEntryStatus.OUTDATED,
     MigrationEntryStatus.EXCLUDED,
     MigrationEntryStatus.MIGRATION_COMPLETE,
 ] as const satisfies readonly MigrationEntryStatus[];
@@ -90,6 +94,7 @@ export const MIGRATE_EXECUTE_ENTRY_GROUP_EXPAND_DEFAULT_STATE: Record<
     [MigrationEntryStatus.MIGRATING]: true,
     [MigrationEntryStatus.MIGRATION_FAILED]: false,
     [MigrationEntryStatus.NO_MATCH]: false,
+    [MigrationEntryStatus.OUTDATED]: false,
     [MigrationEntryStatus.EXCLUDED]: false,
     [MigrationEntryStatus.MIGRATION_COMPLETE]: false,
 };
diff --git a/src/features/migration/Migration.types.ts b/src/features/migration/Migration.types.ts
index 2d5b516c..ecc8e1a1 100644
--- a/src/features/migration/Migration.types.ts
+++ b/src/features/migration/Migration.types.ts
@@ -60,6 +60,7 @@ export type MetadataMigrationSettings = {
 
 export interface MigrationBulkSearchSettings {
     selectHighestChapterNumberSource: boolean;
+    ignoreOutdatedMatches: boolean;
 }
 
 export enum MigrationPhase {
@@ -76,6 +77,7 @@ export enum MigrationEntryStatus {
     SEARCHING = 'searching',
     SEARCH_COMPLETE = 'search_complete',
     SEARCH_FAILED = 'search_failed',
+    OUTDATED = 'outdated',
     NO_MATCH = 'no_match',
     MIGRATING = 'migrating',
     MIGRATION_COMPLETE = 'migration_complete',
diff --git a/src/features/migration/MigrationManager.ts b/src/features/migration/MigrationManager.ts
index e67184e9..515e2c86 100644
--- a/src/features/migration/MigrationManager.ts
+++ b/src/features/migration/MigrationManager.ts
@@ -378,6 +378,7 @@ export class MigrationManager {
                         ...MIGRATE_SEARCH_ENTRY_GROUP_EXPAND_DEFAULT_STATE,
                         [MigrationEntryStatus.SEARCHING]: false,
                         [MigrationEntryStatus.NO_MATCH]: !allSearchesFailed && !searchProgress.success,
+                        [MigrationEntryStatus.OUTDATED]: !allSearchesFailed && !searchProgress.success,
                         [MigrationEntryStatus.SEARCH_FAILED]: allSearchesFailed,
                         [MigrationEntryStatus.SEARCH_COMPLETE]: !!searchProgress.success,
                     };
@@ -730,7 +731,7 @@ export class MigrationManager {
         mainSignal: AbortSignal,
         options: MigrationBulkSearchSettings,
     ): Promise<void> {
-        const { selectHighestChapterNumberSource } = options;
+        const { selectHighestChapterNumberSource, ignoreOutdatedMatches } = options;
 
         const state = MigrationManager.getState();
         const entry = state.entries[mangaId];
@@ -837,6 +838,7 @@ export class MigrationManager {
                             destSourceId,
                         );
 
+                        const ignoreOutdatedMatch = ignoreOutdatedMatches && !hasNewerChapter;
                         const isPreferredSourcePriorityMatch =
                             hasHigherSourcePriority && !selectHighestChapterNumberSource;
                         const isPreferredChapterNumberMatch =
@@ -845,7 +847,8 @@ export class MigrationManager {
                                 (hasHigherSourcePriority && hasSameLatestChapterAsSelectedMatch) ||
                                 !draftMatchEntry);
 
-                        const isPreferredMatch = isPreferredSourcePriorityMatch || isPreferredChapterNumberMatch;
+                        const isPreferredMatch =
+                            !ignoreOutdatedMatch && (isPreferredSourcePriorityMatch || isPreferredChapterNumberMatch);
                         if (isPreferredMatch) {
                             draftEntry.selectedMatchMangaId = bestMatch.id;
                             draftEntry.selectedMatchSourceId = destSourceId;
@@ -873,7 +876,12 @@ export class MigrationManager {
 
                 if (draftEntry.searchMatches.length) {
                     draft.searchProgress.success += 1;
-                    draftEntry.status = MigrationEntryStatus.SEARCH_COMPLETE;
+
+                    if (draftEntry.selectedMatchMangaId != null) {
+                        draftEntry.status = MigrationEntryStatus.SEARCH_COMPLETE;
+                    } else {
+                        draftEntry.status = MigrationEntryStatus.OUTDATED;
+                    }
                 } else {
                     draftEntry.status = MigrationEntryStatus.NO_MATCH;
                 }
diff --git a/src/features/migration/components/MigrationBulkSearchOptionsDialog.tsx b/src/features/migration/components/MigrationBulkSearchOptionsDialog.tsx
index ad18e394..cdd6e097 100644
--- a/src/features/migration/components/MigrationBulkSearchOptionsDialog.tsx
+++ b/src/features/migration/components/MigrationBulkSearchOptionsDialog.tsx
@@ -29,10 +29,34 @@ export const MigrationBulkSearchOptionsDialog = ({
     const { t } = useLingui();
 
     const [selectHighestChapterNumberSource, setSelectHighestChapterNumberSource] = useState(false);
+    const [ignoreOutdatedMatches, setIgnoreOutdatesMatches] = useState(false);
 
     return (
         <Dialog open={isVisible} fullWidth onClose={onDismiss} onTransitionExited={onExitComplete}>
             <DialogTitle>{t`Search options`}</DialogTitle>
+            <DialogContent>
+                <CheckboxInput
+                    label={
+                        <Stack
+                            sx={{
+                                // Padding comes from the MUI Checkbox component
+                                pt: '9px',
+                            }}
+                        >
+                            <Typography>{t`Ignore matches without newer chapters`}</Typography>
+                            <Typography
+                                variant="body2"
+                                color="textSecondary"
+                            >{t`Do not automatically select matches if they are behind the current source. They will still be shown in the found matches`}</Typography>
+                        </Stack>
+                    }
+                    sx={{
+                        alignItems: 'start',
+                    }}
+                    checked={ignoreOutdatedMatches}
+                    onChange={(_, checked) => setIgnoreOutdatesMatches(checked)}
+                />
+            </DialogContent>
             <DialogContent dividers>
                 <Stack
                     direction="row"
@@ -82,6 +106,7 @@ export const MigrationBulkSearchOptionsDialog = ({
                     onClick={() =>
                         onSubmit({
                             selectHighestChapterNumberSource,
+                            ignoreOutdatedMatches,
                         })
                     }
                 >
diff --git a/src/features/migration/screens/MigrationExecute.tsx b/src/features/migration/screens/MigrationExecute.tsx
index 722818e1..1ab18ab7 100644
--- a/src/features/migration/screens/MigrationExecute.tsx
+++ b/src/features/migration/screens/MigrationExecute.tsx
@@ -60,6 +60,10 @@ export const MigrationExecute = () => {
         () => entryList.filter((entry) => entry.status === MigrationEntryStatus.NO_MATCH),
         [entryList],
     );
+    const outdatedEntries = useMemo(
+        () => entryList.filter((entry) => entry.status === MigrationEntryStatus.OUTDATED),
+        [entryList],
+    );
 
     return (
         <>
@@ -102,6 +106,15 @@ export const MigrationExecute = () => {
                     color="warning"
                     isMigrating
                 />
+                <MigrationEntryGroup
+                    status={MigrationEntryStatus.OUTDATED}
+                    title={plural(outdatedEntries.length, {
+                        one: '1 entry with only outdated matches',
+                        other: '# entries with only outdated matches',
+                    })}
+                    entries={outdatedEntries}
+                    color="warning"
+                />
                 <MigrationEntryGroup
                     status={MigrationEntryStatus.EXCLUDED}
                     title={plural(excludedEntries.length, {
diff --git a/src/features/migration/screens/MigrationSearch.tsx b/src/features/migration/screens/MigrationSearch.tsx
index 4ff7381b..465ece32 100644
--- a/src/features/migration/screens/MigrationSearch.tsx
+++ b/src/features/migration/screens/MigrationSearch.tsx
@@ -58,6 +58,10 @@ export const MigrationSearch = () => {
         () => entryList.filter((entry) => entry.status === MigrationEntryStatus.NO_MATCH),
         [entryList],
     );
+    const outdatedEntries = useMemo(
+        () => entryList.filter((entry) => entry.status === MigrationEntryStatus.OUTDATED),
+        [entryList],
+    );
     const matchedEntries = useMemo(
         () => entryList.filter((entry) => entry.status === MigrationEntryStatus.SEARCH_COMPLETE),
         [entryList],
@@ -103,6 +107,15 @@ export const MigrationSearch = () => {
                     entries={noMatchEntries}
                     color="warning"
                 />
+                <MigrationEntryGroup
+                    status={MigrationEntryStatus.OUTDATED}
+                    title={plural(outdatedEntries.length, {
+                        one: '1 entry with only outdated matches',
+                        other: '# entries with only outdated matches',
+                    })}
+                    entries={outdatedEntries}
+                    color="warning"
+                />
                 <MigrationEntryGroup
                     status={MigrationEntryStatus.SEARCH_COMPLETE}
                     title={plural(matchedEntries.length, {
diff --git a/src/i18n/locales/en.po b/src/i18n/locales/en.po
index 544dcacc..0e6c2d6b 100644
--- a/src/i18n/locales/en.po
+++ b/src/i18n/locales/en.po
@@ -63,6 +63,12 @@ msgstr "{0, plural, one {# Tracker} other {# Tracker}}"
 msgid "{0, plural, one {1 entry with no match} other {# entries with no match}}"
 msgstr "{0, plural, one {1 entry with no match} other {# entries with no match}}"
 
+#. placeholder {0}: outdatedEntries.length
+#: src/features/migration/screens/MigrationExecute.tsx
+#: src/features/migration/screens/MigrationSearch.tsx
+msgid "{0, plural, one {1 entry with only outdated matches} other {# entries with only outdated matches}}"
+msgstr "{0, plural, one {1 entry with only outdated matches} other {# entries with only outdated matches}}"
+
 #. placeholder {0}: excludedEntries.length
 #: src/features/migration/screens/MigrationExecute.tsx
 msgid "{0, plural, one {1 excluded entry} other {# excluded entries}}"
@@ -1334,6 +1340,10 @@ msgstr "Display file sizes in binary (KiB, MiB, GiB) instead of decimal (KB, MB,
 msgid "Display mode"
 msgstr "Display mode"
 
+#: src/features/migration/components/MigrationBulkSearchOptionsDialog.tsx
+msgid "Do not automatically select matches if they are behind the current source. They will still be shown in the found matches"
+msgstr "Do not automatically select matches if they are behind the current source. They will still be shown in the found matches"
+
 #: src/features/settings/components/koreaderSync/KoreaderSyncSettings.tsx
 msgid "Document matching method"
 msgstr "Document matching method"
@@ -1823,6 +1833,10 @@ msgstr "Ignore automatic chapter downloads for entries with unread chapters"
 msgid "Ignore filters when searching"
 msgstr "Ignore filters when searching"
 
+#: src/features/migration/components/MigrationBulkSearchOptionsDialog.tsx
+msgid "Ignore matches without newer chapters"
+msgstr "Ignore matches without newer chapters"
+
 #: src/features/downloads/screens/DownloadSettings.tsx
 msgid "Ignore re-uploaded chapters"
 msgstr "Ignore re-uploaded chapters"
@@ -2520,6 +2534,10 @@ msgstr "Oneshot"
 msgid "Ongoing"
 msgstr "Ongoing"
 
+#: src/features/migration/Migration.constants.ts
+msgid "Only outdated matches found"
+msgstr "Only outdated matches found"
+
 #: src/features/downloads/components/DownloadAheadSetting.tsx
 msgid "Only works if the current chapter plus the next chapter are already downloaded."
 msgstr "Only works if the current chapter plus the next chapter are already downloaded."